<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>活动管理</el-breadcrumb-item>
      <el-breadcrumb-item>活动列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
  <el-card>
    <!-- 搜索与添加区域 -->
    <el-row :gutter="20">
      <el-col :span="8">
        <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
         <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
        </el-input>
      </el-col>
      <el-col :span="4">
        <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
      </el-col>
    </el-row>
    <!-- 用户列表区域 -->
    <el-table  :data="userList" border stripe>
      <el-table-column align="center" type="index"></el-table-column>
      <el-table-column align="center" label="姓名" prop="username"></el-table-column>
      <el-table-column align="center" label="邮箱" prop="email"></el-table-column>
      <el-table-column align="center" label="电话" prop="mobile"></el-table-column>
      <el-table-column align="center" label="角色" prop="role_name"></el-table-column>
      <el-table-column align="center" label="状态">
        <template slot-scope="scope">
          <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template slot-scope="scope">
          <!-- 修改按钮 -->
          <el-tooltip effect="dark" content="修改" placement="top" :enterable="false">
            <el-button type="primary" icon="el-icon-edit" @click="showEditDialog(scope.row.id)" circle></el-button>
          </el-tooltip>
          <!-- 删除按钮 -->
          <el-tooltip effect="dark" content="删除" placement="top" :enterable="false">
            <el-button type="danger" icon="el-icon-delete" @click="removeUserById(scope.row.id)" circle></el-button>
          </el-tooltip>
          <!-- 分配角色 -->
          <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
            <el-button type="success" icon="el-icon-setting" circle></el-button>
          </el-tooltip>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页区域 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[1, 2, 5, 10]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
  </el-card>
  <!-- 添加用户的对话框 -->
  <el-dialog
    title="添加用户"
    :visible.sync="addDialogVisible"
    width="50%"
    @close="addDialogClosed">
    <!-- 内容主体区 -->
    <el-form 
    :model="addForm" 
    :rules="addFormRules" 
    ref="addFormRef" 
    label-width="70px" 
    >
      <el-form-item label="用户名" prop="username">
        <el-input v-model="addForm.username"></el-input>
      </el-form-item>
      <el-form-item label="密码" prop="password">
        <el-input v-model="addForm.password"></el-input>
      </el-form-item>
      <el-form-item label="邮箱" prop="email">
        <el-input v-model="addForm.email"></el-input>
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input v-model="addForm.mobile"></el-input>
      </el-form-item>
    </el-form>
    <!-- 底部区 -->
    <span slot="footer" class="dialog-footer">
      <el-button @click="addDialogVisible = false">取 消</el-button>
      <el-button type="primary" @click="addUser">确 定</el-button>
    </span>
  </el-dialog>
  <!--修改用户对话框-->
    <el-dialog
      :visible.sync="editDialogVisible"
      title="修改用户"
      width="35%"
      @close="editDialogClosed">
      <!-- 内容主体区域 -->
      <el-form ref="editFormRef" :model="editForm" :rules="editFormRules" label-width="70px">
        <!-- prop=username 对应了 addFormRules中的username校验规则-->
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
</div>
</template>

<script>
export default {
  data() {
    // //验证邮箱的规则
    // var checkEmail = (rule, value, callback) => {
    //   //验证邮箱的正则表达式
    //   const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
    //   if (regEmail.test(value)){
    //     //合法的1邮箱
    //     return callback()
    //   }
    //   callback(new Error('请输入合法的邮箱'))
    // }
    // //验证手机号的规则
    // var checkMobile = (rule, value, callback) => {
    //   //验证手机号的正则表达式
    //   const regMobile = /^(0|86|17951)?(13[0-9]|15[0123456789]|17[678]18[0-9]14[57])[0-9]{8}$/
    //   if (regMobile.test(value)){
    //     //合法的手机号
    //     return callback()
    //   }
    //   callback(new Error('请输入合法的手机号'))
    // }
    return {
      //获取用户列表的参数对象
      queryInfo: { 
        query: '',
        //当前的页数
        pagenum: 1,
        //当前页面显示多少条数据
        pagesize: 2
      },
      userList: [],
      total: 0,
      //控制添加用户对话框的显示与隐藏
      addDialogVisible: false,
      //添加数据的用户表单
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      //控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      editForm: {},
      //添加表单的验证规则对象
      addFormRules: {
         username: [
            { required: true, message: '请输入用户名', trigger: 'blur' },
            { min: 1, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
          ],
          password: [
            { required: true, message: '请输入密码', trigger: 'blur' },
            { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
          ],
          email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { pattern:/^[a-zA-Z0-9]+@[a-zA-Z0-9]+(\.[a-zA-Z0-9]+)+$/,message:"邮箱格式为***@***.***", trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号码', trigger: 'blur' },
            { pattern:/^[a-zA-Z0-9]{11}$/,message:"电话号码为11位的数字", trigger: 'blur' }
          ],
      },
      editFormRules: {
         email: [
            { required: true, message: '请输入邮箱', trigger: 'blur' },
            { pattern:/^[a-zA-Z0-9]+@[a-zA-Z0-9]+(\.[a-zA-Z0-9]+)+$/,message:"邮箱格式为***@***.***", trigger: 'blur' }
          ],
          mobile: [
            { required: true, message: '请输入手机号码', trigger: 'blur' },
            { pattern:/^[a-zA-Z0-9]{11}$/,message:"电话号码为11位的数字", trigger: 'blur' }
          ],
      }
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users',{ params: this.queryInfo })
      if (res.meta.status !== 200){
        return this.$message.error('获取用户列表失败！')
      }
      this.userList = res.data.users
      this.total = res.data.total
      console.log(res);
    },
    //监听 pagesize 改变的事件
    handleSizeChange(newSize) {
      console.log(newSize);
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    //监听 页码值 改变的事件
    handleCurrentChange(newPage) {
      console.log(newPage);
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    //监听 switch 开关状态的改变
    async userStateChanged(userinfo) {
    const { data:res } = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
    if(res.meta.status !== 200) {
      userinfo.mg_state = !userinfo.mg_state
      return this.$message.error('更新用户状态失败！')
    }  
     this.$message.success('更新用户状态成功！')
   },
   //监听添加用户对话框的关闭事件（重置）
   addDialogClosed() {
     this.$refs.addFormRef.resetFields()
   },
   //添加用户
   addUser() {
     this.$refs.addFormRef.validate(async valid => {
       if(!valid) return
       //可以发起添加用户的网络请求
       const {data: res} = await this.$http.post('users',this.addForm)
       if(res.meta.status !== 201){
         this.$message.error('添加用户失败！')
       }else{
       this.addDialogVisible = false
       this.getUserList() 
       this.$message.success('添加用户成功')
     }})
   },
   //根据id查询
   async showEditDialog(id) {
     console.log(id);
     const {data: res} = await this.$http.get('users/'+id)
     if (res.meta.status !== 200){
       return this.$message.error('查询用户信息失败！')
     }else{
       this.editForm = res.data
       this.editDialogVisible = true
     }
   },
   //监听修改用户的对话框事件（重置）
   editDialogClosed() {
     this.$refs.addFormRef.resetFields()
   },
   //修改用户并提交
   editUserInfo() {
     this.$refs.editFormRef.validate(async valid => {
        if (!valid) {
         return this.$message.error('数据格式不正确或不能为空')
        }else{
         //发起修改数据用户信息的请求
         const {data: res} = await this.$http.put('users/'+this.editForm.id,{
           email: this.editForm.email,
           mobile: this.editForm.mobile
         })
         if(res.meta.status !==200){
           return this.$message.error('更新用户信息失败！')
         }else{
           //关闭对话框
           this.editDialogVisible = false
           //刷新数据列表
           this.getUserList() 
           //提示修改成功
           this.$message.success('修改用户成功')
         }
       }
      }) 
     },
     //根据Id删除对应的用户信息
     async removeUserById(id) {
       //弹框提示用户是否删数据
        const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => {return err})
      //如果用户确认删除，则返回值为字符串 confirm
      //如果用户取消了删除，则返回值为字符串 cancel
      // console.log(confirmResult);
      if(confirmResult !=='confirm'){
        return this.$message.info('已取消删除')
      }else{
      const { data:res } = await this.$http.delete('users/'+id)
      if(res.meta.status !==200) {
        return this.$message.error('删除用户失败！')
      }else{
        // 重新获取用户列表, 来刷新页面
        this.getUserList()
        this.$message.success('删除用户成功')
      }
     }
   },
  }
}
</script>

<style lang="less" scoped>

</style>